How to prevent summer sorching outdoor LED display is overheating on fire?

With the rapid development of Internet and information technology, advertising media publicity more and more get the wide attention of the society, LED display because of its high brightness, long life, low power consumption, etc, are widely used in square, transport, commercial and other public places. LED display development from the past to today, the fire incident occurred frequently, such as herein on April 21, 2012, Hong Kong harbour plaza prince hotel level 3 fire; On October 27, 2013, 9 PM, guangzhou baiyun airport lounge a stores suddenly caught fire; At around 7 am on June 10, 2015, sanmenxia dimness lakeside north station post office building on the LED display screen and billboard caught fire, trigger a big fire broke out in the whole building. 。 。 。 。 。 Today the weather is getting hot, the temperature is more and more high, we have to draw lessons from the past and more to master relevant knowledge, outdoor screen fire prevention to avoid accident from happening again.

in the first place, display whether installation specification, is especially important for display is safe, during the installation process without ventilation cooling equipment, may be because of overheating and fire; In addition, during the installation process without lightning arrester, lightning causes a large current cannot discharge in time can also cause a fire. At the same time, in use process, do not strictly abide by the use of process, no screen for regular maintenance, preventive maintenance, are likely to lead to fire screen. , therefore, to prevent the fire caused by the screen installation is unreasonable, when installation should be determined by the manufacturer to the installation guide, and arrange for a professional inspection on display.

second, screen material is also the important reason for the display screen is safe or not. A lot of manufacturers to reduce the purchase cost of raw materials, and not follow material with standard. There are many raw materials do not conform to the specified requirements, such as package material didn't pass the UL94V0 standard fire retardant requirements; Potting glue didn't pass the ULE325549V0 standard fire retardant requirements; Wire not choose gb wire, wire package material didn't pass the IEC60332 standard fire retardant requirements. 。 。 。 。 。 This a series of factors are all important role in the display of the fire, as a result, manufacturers in the selection screen must be strictly controlled, will give top priority to product quality and safety.

in the end, the technical defects, may also lead to display a fire. Such as casing line doesn't conform to the principle of wiring, power supply circuit, module power supply distribution imbalance, etc. In sorching summer, therefore, in order to prevent the outdoor screen should strictly follow the fire screen installation specifications, strict material selection, select quality pass through the verification of raw materials, at the same time avoid technical flaws, the display of fire 'prevent the smoldering fire'.

coordinating editor YingZi

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